Telecommunication systems



June 12, 1956 R. MERCER 2,750,448

TELECOMMUNICATION SYSTEMS Filed May 14, 1951 22 Sheets-Sheet 1 LJ TLID TL2D TL3D 05 I5 I 2BR 3DR BTFF nuer; tor: Ric/1A RD MERCER June 12, 1956 MERCER 2,750,448

TELECOMMUNICATION SYSTEMS Filed May 14, 1951 22 Sheets-Sheet 2 m PpJF PpBFJ PpIDJ QxlDJ 0x30 XQFF X3230 PX FF BTFF TLFF

T L2D lnucmar: RIC/164190 MERCER Attorneys June 12, 1956 Filed May 14, 1951 R. MERCER TELECOMMUNICATION SYSTEMS 22 Sheets-Sheet 4 Mae/#00 PIC/IA ED MERCER June 12, 1956 Filed May 14, 1951 PPBF F /G. 5.

R. MERCER 2,750,448

TELECOMMUNICATION SYSTEMS 22 Sheets-Sheet 5 //M:mo/t

R/cHARo MERCER x ii MDHZ.

ALtor/r gys 22 Sheets-Sheet 6 Filed May 14, 1951 Attorneys June 12, 1956 R. MERCER TELECOMMUNICATION SYSTEMS 22 Sheets-Sheet 7 Filed May 14, 1951 Muehzar: Fla/1A R0 MERCER 3/ Attorneys.

June 12, 1956 R. MERCER 2,750,443

TELECOMMUNICATION SYSTEMS I Filed May 14, 1951 22 Sheets-Sheet 8 Attornqgs June 12, MERCER TELECOMMUNICATION SYSTEMS 22 Sheets-Sheet 9 Filed May 14, 1951 9% LQQG Kwk lm anfor'. RICHARD MERCER June 12, 1956 R. MERCER 2,750,448

, TELECOMMUNICATION SYSTEMS Filed May 14, 1951 22 Sheets-Sheet 10 F IG. /0.

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' XPQ/ 3754/ Bri/ 015/ TLFFC 22 Sheets-Sheet 11 Muento/ RICHARD MERCER Attorneys.

June 12, 1956 R. MERCER TELECOMMUNICATION SYSTEMS 22 Sheets-Sheet 12 Filed May 14, 1951 Int anion )VJLM Attorneys.

RICHARD MERCER 29 06 69 June 1956 R. MERCER 2,750,448

TELECOMMUNICATIQN SYSTEMS Filed May 14, 1951 22 sheets-sheet 1:5

UL/DA hula/afar. RICHARD MERCER Attorneys.

June 12, 1956 MERCER 2,750,448

TELECOMMUNICATION SYSTEMS Filed May 14, 1951 22 Sheets-Sheet l4 fie. /4.

Inventor: R/cHA RD MERCER Attorneys.

June 12, 1956 R. MERCER 2,750,448

TELECOMMUNICATION SYSTEMS I Filed May 14, 1951 22 Sheets-Sheet 15 /m en['o RIcHARD MERcER Attorneys- June 12, 1956 R. MERCER 2,750,448

TELECOMMUNICATION SYSTEMS Filed May 14, 1951 22 Sheets-Sheet 16 bwentor; /P/ am R0 MERCER Attorneys.

June 12, 1956 R. MERCER 2,750,448

TELEQOMMUNICATION SYSTEMS Filed May 14, 1951 22 Sheets-Sheet 17 Muenfor: RIC/1A AD MERCER June 1956 R. MERCER 2,750,448

TELECOMMUNICATION SYSTEMS Filed May 14, 1951 22 Sheets-Sheet 18 lnuenzon R/cHA RD MERCER A tier/1 r gs June 12, 1956 R. MERCER 2,750,448

TELECOMMUNICATION SYSTEMS Filed May 14, 1951 22 Sheets-Sheet 19 laz emor. R/cmwo MERCER Attorwqys.

June 12, 1956 R. MERCER 2,750,448

TELECOMMUNICATION SYSTEMS Filed May 14, 1951 22 Sheets-Sheet 20 [nae/lion 6 /0 /420 Meecze A ttornqgs 

